Definition of peneplain in English:

peneplain

noun ˈpiːnɪpleɪnˈpinəˌpleɪn

Geology

A more or less level land surface produced by erosion over a long period, undisturbed by crustal movement.
〔地质〕准平原
Example sentencesExamples
- The south slope is generally planar except where incised by glacial or fluvial valleys and is a remnant peneplain of late Cretaceous-early Tertiary age, which is well developed in western Mongolia and adjacent regions of China.
- Here the sequence of processes and landforms which exists between the tectonic uplift of an area and its reduction to a peneplain or erosion surface close to base level is believed to have occurred many times in certain regions.
- Possibly this was the time of exhumation of the Augenstein peneplain in the Northern Calcareous Alps, formed during Priabonian-Early Kiscellian time.
- It occupies the high-lying peneplain between South Africa and Swaziland, and borders against the low-lying, older greenstone terrane in the north along a prominent, 500-700 m high escarpment.
- the Palaeozoic Urals were eroded down to a peneplain by the end of Jurassic time, with platform sediments covering most of the orogen.

Origin

Late 19th century: from Latin paene 'almost' + plain¹.

Definition of peneplain in US English:

peneplain

(also peneplane)

nounˈpinəˌpleɪnˈpēnəˌplān

Geology

A more or less level land surface produced by erosion over a long period, undisturbed by crustal movement.
〔地质〕准平原
Example sentencesExamples
- Here the sequence of processes and landforms which exists between the tectonic uplift of an area and its reduction to a peneplain or erosion surface close to base level is believed to have occurred many times in certain regions.
- The south slope is generally planar except where incised by glacial or fluvial valleys and is a remnant peneplain of late Cretaceous-early Tertiary age, which is well developed in western Mongolia and adjacent regions of China.
- Possibly this was the time of exhumation of the Augenstein peneplain in the Northern Calcareous Alps, formed during Priabonian-Early Kiscellian time.
- the Palaeozoic Urals were eroded down to a peneplain by the end of Jurassic time, with platform sediments covering most of the orogen.
- It occupies the high-lying peneplain between South Africa and Swaziland, and borders against the low-lying, older greenstone terrane in the north along a prominent, 500-700 m high escarpment.

Origin

Late 19th century: from Latin paene ‘almost’ + plain.

单词	peneplain
释义	Definition of peneplain in English: peneplain noun ˈpiːnɪpleɪnˈpinəˌpleɪn Geology A more or less level land surface produced by erosion over a long period, undisturbed by crustal movement. 〔地质〕准平原 Example sentencesExamples The south slope is generally planar except where incised by glacial or fluvial valleys and is a remnant peneplain of late Cretaceous-early Tertiary age, which is well developed in western Mongolia and adjacent regions of China. Here the sequence of processes and landforms which exists between the tectonic uplift of an area and its reduction to a peneplain or erosion surface close to base level is believed to have occurred many times in certain regions. Possibly this was the time of exhumation of the Augenstein peneplain in the Northern Calcareous Alps, formed during Priabonian-Early Kiscellian time. It occupies the high-lying peneplain between South Africa and Swaziland, and borders against the low-lying, older greenstone terrane in the north along a prominent, 500-700 m high escarpment. the Palaeozoic Urals were eroded down to a peneplain by the end of Jurassic time, with platform sediments covering most of the orogen. Origin Late 19th century: from Latin paene 'almost' + plain¹. Definition of peneplain in US English: peneplain (also peneplane) nounˈpinəˌpleɪnˈpēnəˌplān Geology A more or less level land surface produced by erosion over a long period, undisturbed by crustal movement. 〔地质〕准平原 Example sentencesExamples Here the sequence of processes and landforms which exists between the tectonic uplift of an area and its reduction to a peneplain or erosion surface close to base level is believed to have occurred many times in certain regions. The south slope is generally planar except where incised by glacial or fluvial valleys and is a remnant peneplain of late Cretaceous-early Tertiary age, which is well developed in western Mongolia and adjacent regions of China. Possibly this was the time of exhumation of the Augenstein peneplain in the Northern Calcareous Alps, formed during Priabonian-Early Kiscellian time. the Palaeozoic Urals were eroded down to a peneplain by the end of Jurassic time, with platform sediments covering most of the orogen. It occupies the high-lying peneplain between South Africa and Swaziland, and borders against the low-lying, older greenstone terrane in the north along a prominent, 500-700 m high escarpment. Origin Late 19th century: from Latin paene ‘almost’ + plain.
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